.container {
  height: 500px;
  background-color: white;
  display: flex;
  flex-direction: column;
  align-items: center
}
.tip {
  margin: 50px 0px 50px 0px;
  font-size: 32px;
  font-weight: 800;
}
.cell {
  height: 100px;
  width: 200px;
  margin: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.content {
  margin: 0px 230px 0px 230px;
  display: flex;
  width: 1000px;
  flex-direction: row;
  justify-content: center;
  flex-wrap: wrap
}
